SIP SIP-Phone Administration Guide
13
2. Software Features and Specification
Application:
z
ISP/ITSP (Internet Telephony Service Provider)
z
IP-PBX with office telephony services
z
Multi-nation
enterprise communication
z
SOHO
Telephony
Calling Features
z
Call
Hold
z
Call
Transfer
z
Call
Forward
z
Call
Waiting
z
Call
Conference
z
10 sets last number Redial
z
Five configurable speed dials
z
5
Multi-lines
Network Supported
z
Fixed
IP
z
Dynamic Host Configuration Protocol (DHCP)
z
PPPoE connection (When PPPoE disconnect, SIP-Phone can automatically
re-connect)
z
Behind NAT IP Sharing Device
z
Support QOS by setting DSCP (Differentiated Service Code Point) parameters of VoIP
packet
z
Support 802.1p1q (VLAN)
Audio Features
z
G.711 a/µ-Law, G.723.1, G.729, G.729b
z
VAD,
CNG
z
G.165/G.168 compliant echo cancellation
z
Programmable Dynamic Jitter Buffer
z
Bad Frame Interpolation
z
Gain/Attenuation
Settings